michigan is one of the most heavily unionized states. the republican controlled legislature is expected to take action on the bill. for "cbs this morning," elaine quijano, lancing, michigan. >> they will reveal new details about the plane crash that killed jenny rivera. there are already serious questions about the plane and the man at the controls. >> reporter: remains of the deceased reportedly were removed for analysis monday. investigators scoured the crash site for pieces of the plane, but they will be looking at more than the wreckage according to former ntsb investigator. >> what did the pilots do over the last 72 hours? we're going to be looking at their schedule. were they fatigued. >> the reported ages of the pilot, 78, and his temporary license have come under scrutiny. faa records show the registered owner of the leerjet 25 built in 19 69d is starwood management llc of las vegas. the plane's history is one accident in 2005 when ntsb says the plane suffered substantial damage. >> certainly i'd be looking at the condition of th